<!DOCTYPE html>
<html lang="en">
<body>
<div id="div5"></div>
<style>
   #div5{
      width: 200px;
      height:200px;
      background:#58a;
      background-image:repeating-linear-gradient(30deg,
      hsla(0,0%,100%,.1),
      hsla(0,0%,100%,.1) 15px,
      transparent 0,
      transparent 30px);
   }
</style>
</body>
</html>